Definition of densify in English:

verb (densifies, densifying, densified)

Fibers containing particles bound by this method are easily densified.

Losing the character of their neighbourhood was the motivating factor for Jay Sakamoto and his mom, Nancy, to take issue with a city plan to allow developers to densify the neighbourhood near Youngmore Road.

It densifies the ground so that if a real quake does occur, the land will be strong enough to withstand it.